B77g - 10.Bb3 - Dragon, Yugoslav (1939)

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B77g — Dragon, Yugoslav (1939)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.Bb3
Les coups candidats
10…Rc8 — 36.5% (2825 parties)
Ambassadeurs : Mokrys, Christian-Peter (8x), Velimirovic, Dragoljub (7x), Anand, Viswanathan (6x), Smieszek, Wojciech (6x), Shahsavar, Khosro (5x), Soltis, Andrew (5x), Kalod, Radek (5x), Meijers, Viesturs (5x)
10…Nxd4 — 28.5% (2209 parties)
Ambassadeurs : Forintos, Gyozo V (19x), Ekebjaerg, Ove (12x), Parsons, Larry R (8x), Garcia, Luis E. (7x), Adorjan, Andras (7x), Gonzalez Acosta, Bernal (7x), Levy, David N L (5x), Miles, Anthony J (5x)
10…Qa5 — 14.5% (1126 parties)
Ambassadeurs : Velimirovic, Dragoljub (7x), Meijers, Viesturs (7x), Barnes, Craig (6x), Makropoulos, Georgios (6x), Westerinen, Heikki M.J. (4x), Miettinen, Reino (3x), Whiteley, Andrew Jonathan (3x), Hartston, William R (3x)
10…Na5 — 9.2% (709 parties)
Ambassadeurs : Paredes, Carlos (7x), Ljubicic, Ante (4x), Kanarek, Marcel (4x), Bals Hernandez, Jordi (4x), Sebenik, Matej (4x), Tassone, Raffaele (4x), Cuenca Jimenez, Jose Fernando (3x), Videnova-Kuljasevic, Iva (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Rc8 10…Nxd4 10…Qa5 10…Na5
<1800 538 38% 19% 14% 7%
1800-2200 3268 39% 25% 15% 9%
2200-2600 2810 32% 37% 11% 11%
2600+ 104 28% 61% 1% 11%
Évolution par décennie (% des parties)
Décennie N parties 10…Rc8 10…Nxd4 10…Qa5 10…Na5
1950s 6 33% 17% — 33%
1960s 162 20% 20% 38% —
1970s 500 30% 23% 39% 1%
1980s 346 53% 19% 20% 1%
1990s 805 50% 15% 19% 2%
2000s 2177 36% 27% 17% 7%
2010s 3204 35% 32% 8% 15%
2020s 541 29% 48% 5% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Rc8 35% 29% ▼ -5.6%
10…Nxd4 32% 48% ▲ +16.0%
10…Qa5 8% 5% ▼ -2.8%
10…Na5 15% 8% ▼ -7.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Karpov, Anatoly — 5 parties
Tal, Mikhail — 2 parties
Hou, Yifan — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
10…Rc8 — 36.5% (2825 parties)
1957 — Djurasevic, Bozidar vs Averbakh, Yuri L — 1-0 — Wenen etc
1958 — Lombardy, William J vs Byrne, Robert E — 1/2-1/2 — New York ch-USA
1960 — Bednarski, Jacek vs Spotanski — 0-1 — ?
1961 — ? vs Tomovic, Vasilje — 1-0 — Belgrade SRB
1961 — Shmit, Anatoly vs Parma, Bruno — 1/2-1/2 — Belgrade SRB
10…Nxd4 — 28.5% (2209 parties)
1959 — Honfi, Karoly vs Lengyel, Levente — 1/2-1/2 — Budapest HUN
1962 — Szily, Jozsef vs Borloy, Karoly — 1/2-1/2 — Budapest HUN
1963 — Zhuravlev, Nikolay Ivanovich vs Lazarev, Efim M. — 0-1 — Kiev UKR
1963 — Nei, Iivo vs Geller, Efim P. — 1/2-1/2 — Leningrad ch-URS
1963 — Romanovsky, Rem Konstantinovich vs Nikolaevsky, Yuri V — 0-1 — Kiev UKR
10…Qa5 — 14.5% (1126 parties)
1962 — Gonzalez, Gerardo vs Schweber, Samuel — 0-1 — Buenos Aires ARG
1966 — Kerkhoff, Chris vs Whiteley, Andrew Jonathan — 1/2-1/2 — Vlissingen NLD-ENG
1966 — Myagmarsuren, Lkhamsuren vs Yepez, Olavo — 1/2-1/2 — Havana CUB
1966 — Osnos, Viatcheslav vs Murey, Jacob — 1-0 — URS
1966 — Ducic, Bogdan vs Hartston, William R — 0-1 — Havana CUB
10…Na5 — 9.2% (709 parties)
1955 — Wade, Robert G vs Van Hoorde, Alexandre — 1-0 — Mont Pelerin sur Vevey
1958 — Szabo, Laszlo vs Pogats, Jozsef Jr. — 1-0 — Budapest HUN
1973 — Baiocchi, Emanuele vs Cane, Andrea — 0-1 — corr Italy
1974 — Ben-Zion, David vs Dobkin, Iosef — 0-1 — Israel
1975 — Kelvin Klein vs Rekdal, Yngve Mahle — 1-0 — cr.